montana where max baucus resigned to become ambassador to china, the democratic governor has put in jim walsh as the senator so that he can run as incumbent, but again that is another state that is a very, very republican state that is very hostile to obama care and the candidates who are running against him are 10 to 15 points up.care and the candidates who are running against him are 10 to 15 points up. >> potential gop gains. congressman mark udall. is that winnable? >> apparently it's winnable because he was facing a damaged candidate who lost in 2010 and the rising star in gop politics in colorado, cory guard they e basically had the field cleared for him. he's the best possible candidate in a very purple state. in a state in which udall has to be very worried now. >> now, michigan, the gop candidate, terry lynn land, democrat retired here in this one. >> that's right. this is carl levin's seat. he retired after 30 years in the senate. she is a former secretary of state of the state and much to everybody's surprise, in a state that obama carried by eight points. three or four point